docs: def com_google_fonts_check_name_copyright_length(ttFont):
    """ Length of copyright notice must not exceed 500 characters. """
    from fontbakery.utils import get_name_entries
  
    failed = False
    for notice in get_name_entries(ttFont, NameID.COPYRIGHT_NOTICE):
      notice_str = notice.string.decode(notice.getEncoding())
      if len(notice_str) > 500:
          failed = True
          yield FAIL, ("The length of the following copyright notice ({})"
                       " exceeds 500 chars: '{}'"
                       "").format(len(notice_str),
                                  notice_str)
    if not failed:
      yield PASS, ("All copyright notice name entries on the"
                   " 'name' table are shorter than 500 characters.")